National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Partly Cloudy

83°F

28°C

Humidity 48%
Wind Speed Vrbl 3 mph
Barometer 29.92 in (986.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 3 Sep 5:50 pm EDT
Extended Forecast for

3 Miles W Marietta GA

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marietta GA
 33.95°N 84.58°W (Elev. 1001 ft)
Last Update:
2:17 pm EDT Sep 3, 2025
Forecast Valid:
6pm EDT Sep 3, 2025-6pm EDT Sep 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation